638629168

素因数分解:

$2^4\times {\mathrm{6091}}^1\times {\mathrm{6553}}^1$

素因数の和:12652

約数の個数: 20

約数和(自身を含む): 1237736008

約数和(自身を除く): 599106840

約数列:

[1, 2, 4, 8, 16, 6091, 6553, 12182, 13106, 24364, 26212, 48728, 52424, 97456, 104848, 39914323, 79828646, 159657292, 319314584, 638629168]

約数ペア:

[(1, 638629168), (2, 319314584), (4, 159657292), (8, 79828646), (16, 39914323), (6091, 104848), (6553, 97456), (12182, 52424), (13106, 48728), (24364, 26212)]